Home / 4,846.77-6,686.79-2,749.68

Finding the Fourth Proportional to 4,846.77, 6,686.79 and 2,749.68

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Solution

The fourth proportional to 4,846.77, 6,686.79 and 2,749.68 is: 3,793.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,846.77 : 6,686.79 = 2,749.68 : x
  2. Step 2: Convert to fraction form
    4,846.77/6,686.79 = 2,749.68/x
  3. Step 3: Cross multiply
    4,846.77x = 6,686.79 × 2,749.68
  4. Step 4: Simplify right side
    4,846.77x = 18,386,485.54
  5. Step 5: Solve for x
    x = 18,386,485.54/4,846.77
  6. Step 6: Final answer
    x = 3,793.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.